Perhaps you should try some spelling variations:
"schriften des management" » "schriften des managements"
"schriften icu management" » "schriften i management", "schriften im management", "schriften iv management"
"schriften ii management" » "schriften iii management", "schriften _ management", "schriften der management"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("schriften des management") OR ("schriften icu management"))) OR ("schriften ii management")).
• Removing quotes may allow a broader search: (((( schriften des management ) or ( schriften icu management ))) or ( schriften ii management )).
• Adding a wildcard symbol may retrieve word variants: (((("schriften des management") or ("schriften icu management"))) or ("schriften ii management"))*.